1.

図書
図書
1. The problem of the variation of the geographical coordinates in the Southern Hemisphere : Colloquium no. 1 of the International Astronomical Union, November 4-5, 1968, Astronomical Observatory, National University of La Plata, Republic of Argentina
International Astronomical Union. Colloquium ; International Astronomical Union ; Universidad Nacional de La Plata. Observatorio Astronómico
出版情報: [La Plata] : Astronomical Observatory, National University of La Plata, Republic of Argentina, 1972
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2.

図書
図書
2. Gravitational N-body problem : proceedings of IAU Colloquium no. 10, held in Cambridge, England, August 12-15, 1970
edited by Myron Lecar
出版情報: Dordrecht : D. Reidel, c1972
シリーズ名: Astrophysics and space science library ; v. 31
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3.

図書
図書
3. Rotation of the earth : Symposium no. 48 held in Morioka, Japan, 9-15 May 1971
edited by Paul Melchior and Shigeru Yumi ; With the cooperation of Lady Jeffreys.
出版情報: Dordrecht : Reidel, 1972
シリーズ名: Symposium / International Astronomical Union ; no. 48
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4.

図書
図書
4. The moon : symposium no 47 held at the University of Newcastle-Upon-Tyne, England, 22-26 March, 1971
edited by Stanley Keith Runcorn and Harold C. Urey
出版情報: Dordrecht : D. Reidel, 1972
シリーズ名: Symposium / International Astronomical Union ; no. 47
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5.

図書
図書
5. The Motion, evolution of orbits, and origin of comets : symposium no. 45, held in Leningrad, U.S.S.R., August 4-11, 1970
edited by G.A. Chebotarev, E.I. Kazimirchak-Polonskaya and B.G. Marsden
出版情報: Dordrecht : D. Reidel, 1972
シリーズ名: Symposium / International Astronomical Union ; no. 45
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